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/*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* InterfacePickerTest.cpp
* Test fixture for the InterfacePicker class
* Copyright (C) 2005 Simon Newton
*/
#include <cppunit/extensions/HelperMacros.h>
#include <iomanip>
#include <iostream>
#include <memory>
#include <string>
#include <vector>
#include "common/network/FakeInterfacePicker.h"
#include "ola/network/InterfacePicker.h"
#include "ola/Logging.h"
#include "ola/testing/TestUtils.h"
using ola::network::FakeInterfacePicker;
using ola::network::IPV4Address;
using ola::network::Interface;
using ola::network::InterfacePicker;
using ola::network::MACAddress;
using std::auto_ptr;
using std::cout;
using std::endl;
using std::string;
using std::vector;
class InterfacePickerTest: public CppUnit::TestFixture {
CPPUNIT_TEST_SUITE(InterfacePickerTest);
CPPUNIT_TEST(testGetInterfaces);
CPPUNIT_TEST(testGetLoopbackInterfaces);
CPPUNIT_TEST(testChooseInterface);
CPPUNIT_TEST_SUITE_END();
public:
void testGetInterfaces();
void testGetLoopbackInterfaces();
void testChooseInterface();
};
CPPUNIT_TEST_SUITE_REGISTRATION(InterfacePickerTest);
/*
* Check that we find at least one candidate interface.
*/
void InterfacePickerTest::testGetInterfaces() {
auto_ptr<InterfacePicker> picker(InterfacePicker::NewPicker());
vector<Interface> interfaces = picker->GetInterfaces(true);
#ifndef _WIN32
// If a Windows box is not on a network, and doesn't have it's loopback, there
// may be zero interfaces present so we skip this check
OLA_ASSERT_GT(interfaces.size(), 0);
#else
OLA_WARN << "Windows found " << interfaces.size() << " interfaces";
#endif // _WIN32
vector<Interface>::iterator iter;
cout << endl;
for (iter = interfaces.begin(); iter != interfaces.end(); ++iter) {
cout << iter->name << endl;
cout << " index: " << iter->index << endl;
cout << " ip: " << iter->ip_address << endl;
cout << " bcast: " << iter->bcast_address << endl;
cout << " subnet: " << iter->subnet_mask << endl;
cout << " type: " << iter->type << endl;
cout << " hw_addr: " << iter->hw_address << endl;
cout << endl;
cout << "---------------" << endl;
}
}
/*
* Check that we find a loopback interface.
*/
void InterfacePickerTest::testGetLoopbackInterfaces() {
auto_ptr<InterfacePicker> picker(InterfacePicker::NewPicker());
vector<Interface> interfaces = picker->GetInterfaces(true);
#ifndef _WIN32
// If a Windows box is not on a network, and doesn't have it's loopback, there
// may be zero interfaces present so we skip this check
OLA_ASSERT_GT(interfaces.size(), 0);
#else
OLA_WARN << "Windows found " << interfaces.size() << " interfaces";
#endif // _WIN32
vector<Interface>::iterator iter;
unsigned int loopback_count = 0;
for (iter = interfaces.begin(); iter != interfaces.end(); ++iter) {
if (iter->loopback)
loopback_count++;
}
#ifndef _WIN32
OLA_ASSERT_GT(loopback_count, 0);
#endif // _WIN32
}
void InterfacePickerTest::testChooseInterface() {
vector<Interface> interfaces;
FakeInterfacePicker picker(interfaces);
// no interfaces
Interface iface;
OLA_ASSERT_FALSE(picker.ChooseInterface(&iface, ""));
// no interfaces, by index
OLA_ASSERT_FALSE(picker.ChooseInterface(&iface, 0));
// now with one iface that doesn't match
Interface iface1;
iface1.name = "eth0";
iface1.index = 1;
OLA_ASSERT_TRUE(IPV4Address::FromString("10.0.0.1", &iface1.ip_address));
interfaces.push_back(iface1);
FakeInterfacePicker picker2(interfaces);
OLA_ASSERT_TRUE(picker2.ChooseInterface(&iface, "192.168.1.1"));
OLA_ASSERT_TRUE(iface1 == iface);
// check that preferred works
Interface iface2;
iface2.name = "eth1";
iface2.index = 2;
OLA_ASSERT_TRUE(IPV4Address::FromString("192.168.1.1", &iface2.ip_address));
interfaces.push_back(iface2);
FakeInterfacePicker picker3(interfaces);
OLA_ASSERT_TRUE(picker3.ChooseInterface(&iface, "192.168.1.1"));
OLA_ASSERT_TRUE(iface2 == iface);
// now check for iface name
OLA_ASSERT_TRUE(picker3.ChooseInterface(&iface, "eth0"));
OLA_ASSERT_TRUE(iface1 == iface);
OLA_ASSERT_TRUE(picker3.ChooseInterface(&iface, "eth1"));
OLA_ASSERT_TRUE(iface2 == iface);
// a invalid address should return the first one
OLA_ASSERT_TRUE(picker3.ChooseInterface(&iface, "foo"));
OLA_ASSERT_TRUE(iface1 == iface);
// now check by iface index
OLA_ASSERT_TRUE(picker3.ChooseInterface(&iface, 2));
OLA_ASSERT_TRUE(iface2 == iface);
// an invalid index should return the first one
OLA_ASSERT_TRUE(picker3.ChooseInterface(&iface, 3));
OLA_ASSERT_TRUE(iface1 == iface);
}
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